Development Experience on Solana is still not at par with something like Ethereum and solving this will help bring more developers to build on Solana.
Dev tooling like a development environment (think Hardhat/Foundry) that helps people compile contracts and run them on a development network that brings the DX closer to EVM DX.
When RPCs are down, users should be able to put use a custom endpoint for their own RPC and continue using the tool.
If you want to start working with other talented people, join a Superteam community. They're filled with developers, designers, marketers, and everyone else you'll need to ship your idea to production.
A short list of frequently asked questions about building on Solana.
A collection of 150+ winners from the past 6 Solana global hackathons.